 	 (.vertex *applet* (float x) (float y) (float z) (float u) (float v))))
 
 (defn year [] (PApplet/year))
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(defn atan [val] (PApplet/atan (float val)))

(defn atan2 [val] (PApplet/atan2 (float val)))

(defn background-float
  ([gray] (.background *applet* (float gray)))

  ([eyeX eyeY eyeZ centerX centerY centerZ upX upY upZ]
	 (.camera *applet* (float eyeX) (float eyeY) (float eyeZ) (float centerX) (float centerY) (float centerZ) (float upX) (float upY) (float upZ))))

(defn can-draw? [] (.canDraw *applet*))

(defn ceil [n] (PApplet/ceil (float n)))

